package com.ktjiaoyu.springsecuritydemo.handle;

import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

public class MyAuthenticationFailureHandler implements AuthenticationFailureHandler {

    private String url;
    public MyAuthenticationFailureHandler(String url) {
        this.url = url;
    }
    @Override
    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response,
                                        AuthenticationException exception) throws IOException, ServletException {

// 使用重定向跳转到登录失败页面
        response.sendRedirect(url);
    }
}
